Cool. I did some restoration on my Mac Plus too. It was a little yellow when I first got it, so I did the "retrobrite" thing and it worked out pretty well:
Mac Plus Restoration
http://www.ryemac3.net/Home/Entries/2008/11/1_Mac_Plus_Restoration.html
Mac Plus Restoration
http://www.ryemac3.net/Home/Entries/2008/11/1_Mac_Plus_Restoration.html